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CHI74FEC39

1974-04-25 · PONTIAC, Michigan, United States · Minor · 1 aircraft · Status: Completed

N10AE has since been reassigned. It is now registered to a different aircraft (AVIAT AIRCRAFT INC A-1C-180, built 2018), which was not involved in this event.

Aircraft involved

Historical record (pre-1982 coded fields)

Aircraft
SMITH EOS-1 · N10AE
Damage
Substantial
Craft type
Airplane
Classification
Accident
Light condition
Dawn
Weather
VMC
Phase of flight
Takeoff — initial climb (C1)
Operator type
D
Airport
OAKLAND PONTIAC
Kind of flying
DB

Weather at impact

Sky
SCATTERED-ABOVE 1000 FEET
Wind
240° / 8 kt

Aircraft history

Serial number
000000001-AE

Pilot

Certificate
GA (GA)
Total hours
3,500
Age
25

Probable cause (from PRE1982.MDB)

H PISTONS.FUEL AIR MIXT LEAN DUE INCREASED RAM AIR

Investigator remarks

ENG MAKE AND MOD HIRTH-650 TWO CYCLE.HOLE IN BOT

Cause factors

  • 68/C/D6 C
    PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION Cause
  • 74/C/AE C
    POWERPLANT PISTON,PISTON RINGS Cause
  • 88/C/CT C
    MISCELLANEOUS ACTS,CONDITIONS EXCESSIVE TEMPERATURE Cause
  • 88/C/95 C
    MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause
  • 74/C/CY C
    POWERPLANT OTHER Cause
  • 83/K/I K
    TERRAIN HIGH OBSTRUCTIONS Joint factor

Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table).

Source: NTSB pre-1982 historical archive. Docket 3 0882. Source file NTSB_1974_3_0882.txt. Modern CAROL record on data.ntsb.gov ↗.

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